Blast at Nevada military site kills seven Marines, injures seven more

Seven Marines were killed and seven people injured during a training exercise at a military ammunition storage facility in western Nevada, military officials said Tuesday.

Marines march on Fifth Avenue during the 252nd annual St. Patrick's Day Parade in New York City. The cause of the explosion that killed seven Marines in Nevada remains under investigation.Credit: Getty Images

Seven Marines were killed and seven people injured during a training exercise at a military ammunition storage facility in western Nevada, military officials said Tuesday.